2154245

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 541435

約数列:

[1, 5, 47, 89, 103, 235, 445, 515, 4183, 4841, 9167, 20915, 24205, 45835, 430849, 2154245]

約数ペア:

[(1, 2154245), (5, 430849), (47, 45835), (89, 24205), (103, 20915), (235, 9167), (445, 4841), (515, 4183)]